/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2017 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://github.com/payara/Payara/blob/main/LICENSE.txt
 * See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at legal/OPEN-SOURCE-LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyright [year] [name of copyright owner]"
 *
 * Contributor(s):
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */
// Portions Copyright [2016-2018] [Payara Foundation and/or its affiliates]
package org.glassfish.ejb.security.application;

import org.glassfish.external.probe.provider.annotations.ProbeListener;
import org.glassfish.external.probe.provider.annotations.ProbeParam;
import org.glassfish.external.statistics.CountStatistic;
import org.glassfish.external.statistics.impl.CountStatisticImpl;
import org.glassfish.gmbal.AMXMetadata;
import org.glassfish.gmbal.Description;
import org.glassfish.gmbal.ManagedAttribute;
import org.glassfish.gmbal.ManagedObject;

/**
 *
 * @author nithyasubramanian
 */
@AMXMetadata(type = "ejb-security-mon", group = "monitoring", isSingleton = false)
@ManagedObject
@Description("Ejb Security Deployment statistics")
public class EjbSecurityStatsProvider {

    CountStatisticImpl ejbSMCount = new CountStatisticImpl("SecurityManagerCount", "count", "Count of EJB Security managers");
    CountStatisticImpl ejbPCCount = new CountStatisticImpl("PolicyConfigurationCount", "count", "Count of Policy Configuration");

    @ManagedAttribute(id = "securitymanagercount")
    public CountStatistic getSecurityManagerCount() {
        return ejbSMCount;
    }

    @ManagedAttribute(id = "policyconfigurationcount")
    public CountStatistic getPolicyConfigurationCount() {
        return ejbPCCount;
    }

    @ProbeListener("glassfish:security:ejb:securityManagerCreationEvent")
    public void securityManagerCreationEvent(@ProbeParam("appName") String appName) {
        ejbSMCount.increment();
    }

    @ProbeListener("glassfish:security:ejb:securityManagerDestructionEvent")
    public void securityManagerDestructionEvent(@ProbeParam("appName") String appName) {
        ejbSMCount.decrement();
    }

    @ProbeListener("glassfish:security:ejbpolicy:policyCreationEvent")
    public void policyCreationEvent(@ProbeParam("contextId") String contextId) {
        ejbPCCount.increment();
    }

    @ProbeListener("glassfish:security:ejb:policyDestructionEvent")
    public void policyDestructionEvent(@ProbeParam("contextId") String contextId) {
        ejbPCCount.decrement();
    }

}
